Wireless touch sensor device



FIG. 1 is a perspective view of our wireless touch sensor device showing our new design included therein;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

The broken lines in the drawings illustrate portions of the wireless touch sensor device that form no part of the claimed design. 

CLAIM The ornamental design for a wireless touch sensor device, as shown and described. 